*{
    margin: 0;
    padding: 0;
    list-style: none;
}
a{
    text-decoration: none;
    color: #000
}

.fl{
    float: left;
}
.fr{
    float: right
}
.clear{clear:both}
@media screen and (min-width: 320px) and (max-width: 1024px) {
    html {
        font-size: 62.5%; 
        font-size:calc(100vw/7.5); 
        font-size:-webket-calc(100vw/7.5);
    }

}